One Type of Archaeon,Haloquadratum Walsbyi,is Shaped Like a Postage Stamp

One type of archaeon,Haloquadratum walsbyi,is shaped like a postage stamp with dimensions of 2 µm x 3 µm x 0.25 µm.What advantage would this shape provide?

A) This shape enables this bacteria to float on surfaces and obtain better light exposure.
B) This shape increases the surface to volume ratio enabling more efficient nutrient uptake.
C) This shape is difficult for phagocytic cells to attach to and engulf.
D) This shape is more conducive to the formation of biofilm communities.